---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-10072 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 Vulnerability Gather data sampling: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 7.9G 30G 21% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 760 5284 4 2185 7181 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:19:93:d3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.24/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81340sec preferred_lft 81340sec inet6 fe80::f816:3eff:fe19:93d3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-10072) 05/01/26 _x86_64_ (2 CPU) 04:38:34 LINUX RESTART (2 CPU) 04:40:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 04:50:09 14.04 0.03 1.47 12.53 1.39 17.93 109181.11 05:00:09 1.59 0.01 1.57 0.01 0.05 19.60 871.79 05:10:01 1.86 0.26 1.59 0.01 32.44 74.78 0.19 05:20:09 1.31 0.00 1.30 0.02 0.01 16.38 1.30 05:30:09 1.36 0.00 1.33 0.03 0.00 17.48 436.91 05:40:09 2.70 1.32 1.34 0.03 96.33 124.35 1.52 05:50:09 20.91 1.70 17.00 2.22 131.81 3066.53 603.40 06:00:09 1.47 0.00 1.44 0.02 0.00 24.69 0.35 Average: 5.65 0.41 3.38 1.86 32.70 420.12 13887.07 04:40:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:50:09 6313836 7560436 259496 3.19 30520 1421956 519492 5.66 444644 1183216 176 05:00:09 6297004 7544160 275764 3.39 30724 1422292 519628 5.66 445124 1183756 164 05:10:01 6265884 7539964 279564 3.44 31068 1448528 519688 5.66 453952 1201260 276 05:20:09 6265140 7539796 279748 3.44 31300 1448856 519780 5.66 454220 1201820 124 05:30:09 6256840 7532160 287224 3.53 31500 1449300 519848 5.66 454676 1202348 128 05:40:09 6024004 7404656 408576 5.02 39560 1541344 623348 6.79 572992 1289792 44328 05:50:09 5249692 7367372 403652 4.96 84980 2196864 664364 7.24 618692 1957824 140 06:00:09 5210432 7330184 440832 5.42 85144 2198772 687224 7.49 632568 1959896 288 Average: 5985354 7477341 329357 4.05 45600 1640989 571672 6.23 509608 1397489 5703 04:40:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:50:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:50:09 ens3 1.38 0.09 0.19 0.05 0.00 0.00 0.00 0.00 05:00:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:00:09 ens3 0.61 0.11 0.16 0.09 0.00 0.00 0.00 0.00 05:10:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 05:10:01 ens3 0.74 0.21 6.42 0.03 0.00 0.00 0.00 0.00 05:20:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:20:09 ens3 0.24 0.06 0.07 0.03 0.00 0.00 0.00 0.00 05:30:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:30:09 ens3 0.25 0.06 0.08 0.04 0.00 0.00 0.00 0.00 05:40:09 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 05:40:09 ens3 19.53 10.71 56.91 4.38 0.00 0.00 0.00 0.00 05:50:09 lo 1.27 1.27 0.08 0.08 0.00 0.00 0.00 0.00 05:50:09 ens3 50.60 36.73 258.53 7.84 0.00 0.00 0.00 0.00 06:00:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:00:09 ens3 12.48 11.83 107.28 1.09 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 10.73 7.48 53.70 1.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-10072) 05/01/26 _x86_64_ (2 CPU) 04:38:34 LINUX RESTART (2 CPU) 04:40:09 CPU %user %nice %system %iowait %steal %idle 04:50:09 all 0.28 0.00 0.10 0.03 0.03 99.56 04:50:09 0 0.31 0.00 0.07 0.01 0.03 99.57 04:50:09 1 0.24 0.00 0.13 0.05 0.04 99.55 05:00:09 all 0.31 0.00 0.17 0.01 0.03 99.49 05:00:09 0 0.41 0.00 0.15 0.01 0.03 99.41 05:00:09 1 0.21 0.00 0.18 0.01 0.03 99.56 05:10:01 all 0.37 0.00 0.11 0.02 0.03 99.46 05:10:01 0 0.30 0.00 0.09 0.03 0.04 99.55 05:10:01 1 0.44 0.00 0.13 0.02 0.03 99.38 05:20:09 all 0.27 0.00 0.07 0.01 0.03 99.62 05:20:09 0 0.22 0.00 0.08 0.01 0.02 99.67 05:20:09 1 0.31 0.00 0.06 0.01 0.04 99.57 05:30:09 all 0.26 0.00 0.16 0.01 0.04 99.53 05:30:09 0 0.25 0.00 0.17 0.02 0.04 99.52 05:30:09 1 0.28 0.00 0.15 0.01 0.04 99.53 05:40:09 all 1.13 0.00 0.23 0.04 0.03 98.57 05:40:09 0 0.90 0.00 0.24 0.03 0.03 98.80 05:40:09 1 1.35 0.00 0.22 0.05 0.04 98.34 05:50:09 all 10.00 0.00 1.55 0.54 0.06 87.84 05:50:09 0 9.30 0.00 1.40 0.54 0.06 88.70 05:50:09 1 10.71 0.00 1.70 0.54 0.07 86.98 06:00:09 all 0.86 0.00 0.30 0.01 0.06 98.78 06:00:09 0 0.74 0.00 0.24 0.01 0.05 98.96 06:00:09 1 0.97 0.00 0.36 0.00 0.07 98.59 Average: all 1.68 0.00 0.34 0.09 0.04 97.86 Average: 0 1.55 0.00 0.30 0.08 0.04 98.02 Average: 1 1.81 0.00 0.37 0.09 0.04 97.69